G. Mathematics Flashcards

1
Q

The most appropriate measure of central tendency is ______.

A. Mean
B. Mode
C. Median
D. Maximum

A

C. Median

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2
Q

In a rice yield experiment, pre-experiment data shows varying soil fertility in the field. What experimental design should be used such that the effects of blocking can be determined?

A. Latin square
B. CRD
C. RCBD
D. DMRT

A

C. RCBD

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2
Q

The mean height of this year’s batch of graduating Prep students in a private school is 88 cm. Two students are extremely tall when compared to their classmates. The height distribution of this batch of students is ________.

A. Normal
B. Symmetric
C. Positively skewed
D. Negatively skewed

A

C. Positively skewed

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3
Q

In an experiment, the total degrees of freedom increase as ________ increases.

A. Replication
B. Level of significance
C. Mean square
D. Error

A

A. Replication

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4
Q

An applied science that is concerned with quantitative decision problems that generally involve the allocation and control of limited resources (IEOR-Columbia, 2022).

A. Operations research
B. Management
C. Control
D. Decision making

A

A. Operations research

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5
Q

If n + 2 is divisible by 2, then which statement is always true?

A. n is an even number
B. n is an odd number
C. n is a prime number
D. n is equal to n + 1

A

A. n is an even number

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6
Q

Differentiate 𝑥6 with respect to 𝑥.

A. 0
B. 1
C. 6𝑥5
D. 1⁄6 𝑥

A

C. 6𝑥5

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7
Q

The following are commonly used techniques for controlling experimental error in agricultural research except:

A. Blocking
B. Replication
C. Proper plot technique
D. Data analysis

A

B. Replication

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8
Q

An experimental design appropriate for experiments with homogenous units, such as laboratory experiments, where environmental effects ate relatively easy to control.

A. CRD
B. RCBD
C. LSD
D. GBBD

A

A. CRD

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9
Q

It is a one-page document which works through the fundamental elements of a business or product, structuring an idea in a coherent way.

A. Business model
B. Business model canvas
C. Business plan
D. None of these

A

B. Business model canvas

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10
Q

Items—such as equipment, cash, supplies, inventory, receivables, buildings, and vehicles—that a business owns and derives future use from.
A. Assets
B. Liabilities
C. Equity
D. None of these

A

A. Assets

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11
Q

A market by a small number of firms that together control the majority of the market share.

A. Monopoly
B. Duopoly
C. Oligopoly
D. Perfect competition

A

C. Oligopoly

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12
Q

The type of surveying in which the mean surface of the earth is considered as a plane, or in which its spheroidal shape is neglected, with regard to horizontal distances and directions.

A. Plane surveying
B. Hydrographic surveying
C. Geodetic surveying
D. Aerial surveying

A

A. Plane surveying

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13
Q

The purpose of this survey is to gather survey data about the natural and manmade features of the land as well as its elevations.

A. Construction survey
B. Topographic survey
C. Boundary survey
D. Control survey

A

B. Topographic survey

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14
Q

It is the most precise instrument for the measurement of horizontal and vertical angles. It is popular in various surveying applications.
A. Prism square
B. Telescope
C. Compass
D. Theodolite

A

D. Theodolite

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15
Q

The relatively fixed point of known elevation above datum.
A. Benchmark
B. Datum point
C. Reduced level
D. Reference point

A

A. Benchmark

16
Q

What happens when the bubble of the level tube of a level remains central?
A. Geometrical axis of the telescope is horizontal
B. Axis of the telescope is horizontal
C. Line of sight is horizontal
D. Less costly than a theodolite survey

A

C. Line of sight is horizontal

17
Q

Most difficult to obtain good results while measuring horizontal distance.
A. Uphill
B. Downhill
C. In low undulations
D. In plane areas

A

A. Uphill

18
Q

The elevation of the line of sight of the telescope when the instrument is leveled.
A. Backsight
B. Foresight
C. Height of instrument
D. Turning Point

A

C. Height of instrument

19
Q

An angle greater than 180 degrees but less than 360 degrees.
A Complex
B Obtuse
C Reflex
D Exterior

A

C Reflex

20
Q

If the sum of two angles equal to 180 degrees, it is called
A Complementary Angles
B Explementary Angles
C Supplementary Angles
D Adjacent Angles

A

C Supplementary Angles

21
Q

An triangle with no equal side is known as
A Scalene Triangle
B Isosceles Triangle
C Oblique Triangle
D Equilateral Triangle

A

A Scalene Triangle

22
Q

(Algebra)
Infinity minus infinity is
a. infinity
b. 0
c. indeterminate
d. 1

A

c. indeterminate

23
Q

(Algebra)

The logarithm of 1 is

a. 0
b. 1
c. data insufficient
d. ∞

A

a. 0

24
Q

(Trigonometry)

What is type of polyhedron has pentagon as its face?

a. Tetrahedron
b. Hexahedron
c. Octahedron
d. Dodecahedron

A

d. Dodecahedron

25
Q

(Differential Calculus)

At the minimum point, the slope of the tangent line to a curve is
a. zero
b. negative
c. positive
d. unity

A

a. zero

26
Q

(Differential Calculus)

Given a function, y = f(x) whose f”(x) = - f(x). Determine the function.
a. logarithmic
b. exponential
c. transcendental
d. sinusoidal

A

d. sinusoidal

27
Q

(Differential Calculus)

At the maximum point, the value of f”(x) is
a. negative
b. positive
c. zero
d. unity

A

a. negative

28
Q
A